7217664640

素因数分解:

$2^7\times 5^1\times {\mathrm{11277601}}^1$

素因数の和:11277620

約数の個数: 32

約数和(自身を含む): 17254731060

約数和(自身を除く): 10037066420

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 11277601, 22555202, 45110404, 56388005, 90220808, 112776010, 180441616, 225552020, 360883232, 451104040, 721766464, 902208080, 1443532928, 1804416160, 3608832320, 7217664640]

約数ペア:

[(1, 7217664640), (2, 3608832320), (4, 1804416160), (5, 1443532928), (8, 902208080), (10, 721766464), (16, 451104040), (20, 360883232), (32, 225552020), (40, 180441616), (64, 112776010), (80, 90220808), (128, 56388005), (160, 45110404), (320, 22555202), (640, 11277601)]